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A167194 as a triangular array

1
21
121
0121
00121
000121
0000121
00000121
000000121
0000000121
00000000121
000000000121
0000000000121

A167194 as a square array

1210000000000
121000000000
12100000000
1210000000
121000000
12100000
1210000
121000
12100
1210
121
12
1

A167194 as an upper right triangle

1210000000000
121000000000
12100000000
1210000000
121000000
12100000
1210000
121000
12100
1210
121
12
1

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Last modified April 23 14:49 EDT 2024. Contains 371914 sequences. (Running on oeis4.)